Home / 180,745.30-249,428.51-100,184.93

Finding the Fourth Proportional to 180,745.30, 249,428.51 and 100,184.93

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Solution

The fourth proportional to 180,745.30, 249,428.51 and 100,184.93 is: 138,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,745.30 : 249,428.51 = 100,184.93 : x
  2. Step 2: Convert to fraction form
    180,745.30/249,428.51 = 100,184.93/x
  3. Step 3: Cross multiply
    180,745.30x = 249,428.51 × 100,184.93
  4. Step 4: Simplify right side
    180,745.30x = 24,988,977,814.35
  5. Step 5: Solve for x
    x = 24,988,977,814.35/180,745.30
  6. Step 6: Final answer
    x = 138,255.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.